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| 17. | Amendments. This Guaranty and any provision hereof may be terminated, waived, amended, modified or supplemented only by an agreement or instrument in writing, specifying the
provision (or, if applicable, the whole of this Guaranty) intended to be terminated, waived, amended, modified or supplemented, and executed by Guarantor and Lessor.  |

  




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| --- | --- |
| 18. | Government Authorizations. Guarantor will obtain from time to time all permits, licenses, approvals and authorizations of, and will file all registrations and declarations
with, all governmental authorities, bureaus and agencies and will pay all stamp duties required in connection with the execution, delivery, performance, validity or enforceability of this Guaranty (including, payments hereunder, in the lawful
currency of the United States of America, of the Obligations) and will take all actions necessary to maintain each such permit, license approval authorization, registration or declaration in full force and effect.  |

  




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| 19. | Payments. Sections 5.5, 5.6, 5.10 and 5.17 of the Common Terms Agreement shall apply to payments made by Guarantor hereunder, *mutatis mutandis*, as if references
therein to “Lessee” were references to Guarantor and references therein to the “Lease” were references to this “Guaranty”.  |